cần gấp !!!!!!
1. country people will use biogas to prevent inside air pollution.=> Biogas ….
2. They will use low electric bulbs to save energy. => Low electric bulbs
cần gấp !!!!!! 1. country people will use biogas to prevent inside air pollution.=> Biogas – 2. They will use low electric bulbs to save energy. =>
By Iris
1.Biogas will be used to prevent inside air pollution by country people. Bị động.
2.Low electric bulbs will be used to save energy.
1. Biogas will be used to prevent inside air pollution.
2. Low electric bulbs will be used to save energy.